Improve Precision of Units Conversion Node Area

src/Libraries/DynamoConversions/Conversions.cs

@@ -36,14 +36,14 @@ public static class Conversions
             {ConversionUnit.Decimeters, .1},
             {ConversionUnit.Meters, 1.0},    
             {ConversionUnit.SquareMeter,1},
-            {ConversionUnit.SquareFoot,0.093}, 
+            {ConversionUnit.SquareFoot,0.3048*0.3048}, 
             {ConversionUnit.SquareInch,0.0006451612}, 
             {ConversionUnit.SquareCentimeter,0.0001}, 
             {ConversionUnit.SquareMillimeter,0.000001}, 
             {ConversionUnit.Acres,4046.86}, 
             {ConversionUnit.Hectares,10000},
             {ConversionUnit.CubicMeters,1},  
-            {ConversionUnit.CubicFoot,0.0283},     
+            {ConversionUnit.CubicFoot,0.3048*0.3048*0.3048},     
             {ConversionUnit.CubicYards,0.765},         
             {ConversionUnit.CubicInches,1/61023.7},
             {ConversionUnit.CubicCentimeter,0.000001}, 

test/DynamoCoreWpfTests/DynamoConverterTest.cs

@@ -191,5 +191,19 @@ public void ConvertBetweenHectaresToSquareMeter()
             Assert.AreEqual(ConversionUnit.SquareMeter, converterNode.SelectedToConversion);
             AssertPreviewValue("54435965-3778-49cd-8306-f116b3f73bde", 10000.0);
         }
+
+        [Test]
+        public void ConvertBetweenAreaUnits()
+        {
+            var model = ViewModel.Model;
+            string openPath = Path.Combine(TestDirectory, @"core\units\UnitsConversionArea.dyn");
+            RunModel(openPath);
+
+            var converterNode =
+               model.CurrentWorkspace.NodeFromWorkspace("efbcafaf0e2546508f2f8eee448d46ad") as DynamoConverter;
+            Assert.AreEqual(ConversionUnit.SquareFoot, converterNode.SelectedFromConversion);
+            Assert.AreEqual(ConversionUnit.SquareMeter, converterNode.SelectedToConversion);
+            AssertPreviewValue("efbcafaf0e2546508f2f8eee448d46ad", 92.90304);
+        }
     }
 }

test/core/units/UnitsConversionArea.dyn

@@ -0,0 +1,142 @@
+{
+  "Uuid": "9865fd01-78bd-4b29-9486-d992b38dc400",
+  "IsCustomNode": false,
+  "Description": "",
+  "Name": "UnitsConversionArea",
+  "ElementResolver": {
+    "ResolutionMap": {}
+  },
+  "Inputs": [],
+  "Outputs": [],
+  "Nodes": [
+    {
+      "ConcreteType": "CoreNodeModels.DynamoConvert, CoreNodeModels",
+      "NodeType": "ConvertBetweenUnitsNode",
+      "MeasurementType": "Area",
+      "FromConversion": "SquareFoot",
+      "ToConversion": "SquareMeter",
+      "Id": "efbcafaf0e2546508f2f8eee448d46ad",
+      "Inputs": [
+        {
+          "Id": "80679b55c6a14d1e91599232db1fc16b",
+          "Name": "",
+          "Description": "A numeric value for conversion.",
+          "UsingDefaultValue": true,
+          "Level": 2,
+          "UseLevels": false,
+          "KeepListStructure": false
+        }
+      ],
+      "Outputs": [
+        {
+          "Id": "f076c7f5991544e8a476b1e2144c0619",
+          "Name": "",
+          "Description": "A converted numeric value.",
+          "UsingDefaultValue": false,
+          "Level": 2,
+          "UseLevels": false,
+          "KeepListStructure": false
+        }
+      ],
+      "Replication": "Disabled",
+      "Description": "Convert between units of measure."
+    },
+    {
+      "ConcreteType": "Dynamo.Graph.Nodes.CodeBlockNodeModel, DynamoCore",
+      "NodeType": "CodeBlockNode",
+      "Code": "1000;",
+      "Id": "3e5afd8cbf98482e962c5bb95709a839",
+      "Inputs": [],
+      "Outputs": [
+        {
+          "Id": "3e24b2951c3f443da7d2c56abe5c27ab",
+          "Name": "",
+          "Description": "Value of expression at line 1",
+          "UsingDefaultValue": false,
+          "Level": 2,
+          "UseLevels": false,
+          "KeepListStructure": false
+        }
+      ],
+      "Replication": "Disabled",
+      "Description": "Allows for DesignScript code to be authored directly"
+    }
+  ],
+  "Connectors": [
+    {
+      "Start": "3e24b2951c3f443da7d2c56abe5c27ab",
+      "End": "80679b55c6a14d1e91599232db1fc16b",
+      "Id": "616e75e911b3425ba3bafd35656ab32c",
+      "IsHidden": "False"
+    }
+  ],
+  "Dependencies": [],
+  "NodeLibraryDependencies": [],
+  "Thumbnail": "",
+  "GraphDocumentationURL": null,
+  "ExtensionWorkspaceData": [
+    {
+      "ExtensionGuid": "28992e1d-abb9-417f-8b1b-05e053bee670",
+      "Name": "Properties",
+      "Version": "2.13",
+      "Data": {}
+    }
+  ],
+  "Author": "",
+  "Linting": {
+    "activeLinter": "None",
+    "activeLinterId": "7b75fb44-43fd-4631-a878-29f4d5d8399a",
+    "warningCount": 0,
+    "errorCount": 0
+  },
+  "Bindings": [],
+  "View": {
+    "Dynamo": {
+      "ScaleFactor": 1.0,
+      "HasRunWithoutCrash": true,
+      "IsVisibleInDynamoLibrary": true,
+      "Version": "2.13.0.3156",
+      "RunType": "Automatic",
+      "RunPeriod": "1000"
+    },
+    "Camera": {
+      "Name": "Background Preview",
+      "EyeX": -17.0,
+      "EyeY": 24.0,
+      "EyeZ": 50.0,
+      "LookX": 12.0,
+      "LookY": -13.0,
+      "LookZ": -58.0,
+      "UpX": 0.0,
+      "UpY": 1.0,
+      "UpZ": 0.0
+    },
+    "ConnectorPins": [],
+    "NodeViews": [
+      {
+        "ShowGeometry": true,
+        "Name": "Convert Between Units",
+        "Id": "efbcafaf0e2546508f2f8eee448d46ad",
+        "IsSetAsInput": false,
+        "IsSetAsOutput": false,
+        "Excluded": false,
+        "X": 315.39695515121832,
+        "Y": 48.290843219178925
+      },
+      {
+        "ShowGeometry": true,
+        "Name": "Code Block",
+        "Id": "3e5afd8cbf98482e962c5bb95709a839",
+        "IsSetAsInput": false,
+        "IsSetAsOutput": false,
+        "Excluded": false,
+        "X": 33.0,
+        "Y": 59.265848777797942
+      }
+    ],
+    "Annotations": [],
+    "X": 28.985692447834083,
+    "Y": 55.092025189076338,
+    "Zoom": 0.95404292488281262
+  }
+}